<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryRef" :inline="true" v-show="showSearch" label-width="68px">
      <el-form-item label="目录名称" prop="name">
        <el-input
          v-model="queryParams.name"
          placeholder="请输入目录名称"
          clearable
          @keyup.enter="handleQuery"
        />
      </el-form-item>
      <el-form-item label="是否支持试看" prop="trailer">
        <el-input
          v-model="queryParams.trailer"
          placeholder="请输入是否支持试看"
          clearable
          @keyup.enter="handleQuery"
        />
      </el-form-item>
      <el-form-item label="课程id" prop="courseId">
        <el-input
          v-model="queryParams.courseId"
          placeholder="请输入课程id"
          clearable
          @keyup.enter="handleQuery"
        />
      </el-form-item>
      <el-form-item label="所属章id，只有小节和测试有该值，章没有，章默认为0" prop="parentCatalogueId">
        <el-input
          v-model="queryParams.parentCatalogueId"
          placeholder="请输入所属章id，只有小节和测试有该值，章没有，章默认为0"
          clearable
          @keyup.enter="handleQuery"
        />
      </el-form-item>
      <el-form-item label="媒资id" prop="mediaId">
        <el-input
          v-model="queryParams.mediaId"
          placeholder="请输入媒资id"
          clearable
          @keyup.enter="handleQuery"
        />
      </el-form-item>
      <el-form-item label="视频id" prop="videoId">
        <el-input
          v-model="queryParams.videoId"
          placeholder="请输入视频id"
          clearable
          @keyup.enter="handleQuery"
        />
      </el-form-item>
      <el-form-item label="视频名称" prop="videoName">
        <el-input
          v-model="queryParams.videoName"
          placeholder="请输入视频名称"
          clearable
          @keyup.enter="handleQuery"
        />
      </el-form-item>
      <el-form-item label="直播开始时间" prop="livingStartTime">
        <el-date-picker clearable
          v-model="queryParams.livingStartTime"
          type="date"
          value-format="YYYY-MM-DD"
          placeholder="请选择直播开始时间">
        </el-date-picker>
      </el-form-item>
      <el-form-item label="直播结束时间" prop="livingEndTime">
        <el-date-picker clearable
          v-model="queryParams.livingEndTime"
          type="date"
          value-format="YYYY-MM-DD"
          placeholder="请选择直播结束时间">
        </el-date-picker>
      </el-form-item>
      <el-form-item label="是否支持回放" prop="playBack">
        <el-input
          v-model="queryParams.playBack"
          placeholder="请输入是否支持回放"
          clearable
          @keyup.enter="handleQuery"
        />
      </el-form-item>
      <el-form-item label="视频时长，以秒为单位" prop="mediaDuration">
        <el-input
          v-model="queryParams.mediaDuration"
          placeholder="请输入视频时长，以秒为单位"
          clearable
          @keyup.enter="handleQuery"
        />
      </el-form-item>
      <el-form-item label="用于章节排序" prop="cIndex">
        <el-input
          v-model="queryParams.cIndex"
          placeholder="请输入用于章节排序"
          clearable
          @keyup.enter="handleQuery"
        />
      </el-form-item>
      <el-form-item label="部门id" prop="depId">
        <el-input
          v-model="queryParams.depId"
          placeholder="请输入部门id"
          clearable
          @keyup.enter="handleQuery"
        />
      </el-form-item>
      <el-form-item>
        <el-button type="primary" icon="Search" @click="handleQuery">搜索</el-button>
        <el-button icon="Refresh" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button
          type="primary"
          plain
          icon="Plus"
          @click="handleAdd"
          v-hasPermi="['course:catalogue:add']"
        >新增</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="success"
          plain
          icon="Edit"
          :disabled="single"
          @click="handleUpdate"
          v-hasPermi="['course:catalogue:edit']"
        >修改</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="danger"
          plain
          icon="Delete"
          :disabled="multiple"
          @click="handleDelete"
          v-hasPermi="['course:catalogue:remove']"
        >删除</el-button>
      </el-col>
      <el-col :span="1.5">
        <el-button
          type="warning"
          plain
          icon="Download"
          @click="handleExport"
          v-hasPermi="['course:catalogue:export']"
        >导出</el-button>
      </el-col>
      <right-toolbar v-model:showSearch="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <el-table v-loading="loading" :data="catalogueList" @selection-change="handleSelectionChange">
      <el-table-column type="selection" width="55" align="center" />
      <el-table-column label="课程目录id" align="center" prop="id" />
      <el-table-column label="目录名称" align="center" prop="name" />
      <el-table-column label="是否支持试看" align="center" prop="trailer" />
      <el-table-column label="课程id" align="center" prop="courseId" />
      <el-table-column label="目录类型1：章，2：节，3：测试" align="center" prop="type" />
      <el-table-column label="所属章id，只有小节和测试有该值，章没有，章默认为0" align="center" prop="parentCatalogueId" />
      <el-table-column label="媒资id" align="center" prop="mediaId" />
      <el-table-column label="视频id" align="center" prop="videoId" />
      <el-table-column label="视频名称" align="center" prop="videoName" />
      <el-table-column label="直播开始时间" align="center" prop="livingStartTime" width="180">
        <template #default="scope">
          <span>{{ parseTime(scope.row.livingStartTime, '{y}-{m}-{d}') }}</span>
        </template>
      </el-table-column>
      <el-table-column label="直播结束时间" align="center" prop="livingEndTime" width="180">
        <template #default="scope">
          <span>{{ parseTime(scope.row.livingEndTime, '{y}-{m}-{d}') }}</span>
        </template>
      </el-table-column>
      <el-table-column label="是否支持回放" align="center" prop="playBack" />
      <el-table-column label="视频时长，以秒为单位" align="center" prop="mediaDuration" />
      <el-table-column label="用于章节排序" align="center" prop="cIndex" />
      <el-table-column label="部门id" align="center" prop="depId" />
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template #default="scope">
          <el-button link type="primary" icon="Edit" @click="handleUpdate(scope.row)" v-hasPermi="['course:catalogue:edit']">修改</el-button>
          <el-button link type="primary" icon="Delete" @click="handleDelete(scope.row)" v-hasPermi="['course:catalogue:remove']">删除</el-button>
        </template>
      </el-table-column>
    </el-table>
    
    <pagination
      v-show="total>0"
      :total="total"
      v-model:page="queryParams.pageNum"
      v-model:limit="queryParams.pageSize"
      @pagination="getList"
    />

    <!-- 添加或修改课程目录对话框 -->
    <el-dialog :title="title" v-model="open" width="500px" append-to-body>
      <el-form ref="catalogueRef" :model="form" :rules="rules" label-width="80px">
        <el-form-item label="目录名称" prop="name">
          <el-input v-model="form.name" placeholder="请输入目录名称" />
        </el-form-item>
        <el-form-item label="是否支持试看" prop="trailer">
          <el-input v-model="form.trailer" placeholder="请输入是否支持试看" />
        </el-form-item>
        <el-form-item label="课程id" prop="courseId">
          <el-input v-model="form.courseId" placeholder="请输入课程id" />
        </el-form-item>
        <el-form-item label="所属章id，只有小节和测试有该值，章没有，章默认为0" prop="parentCatalogueId">
          <el-input v-model="form.parentCatalogueId" placeholder="请输入所属章id，只有小节和测试有该值，章没有，章默认为0" />
        </el-form-item>
        <el-form-item label="媒资id" prop="mediaId">
          <el-input v-model="form.mediaId" placeholder="请输入媒资id" />
        </el-form-item>
        <el-form-item label="视频id" prop="videoId">
          <el-input v-model="form.videoId" placeholder="请输入视频id" />
        </el-form-item>
        <el-form-item label="视频名称" prop="videoName">
          <el-input v-model="form.videoName" placeholder="请输入视频名称" />
        </el-form-item>
        <el-form-item label="直播开始时间" prop="livingStartTime">
          <el-date-picker clearable
            v-model="form.livingStartTime"
            type="date"
            value-format="YYYY-MM-DD"
            placeholder="请选择直播开始时间">
          </el-date-picker>
        </el-form-item>
        <el-form-item label="直播结束时间" prop="livingEndTime">
          <el-date-picker clearable
            v-model="form.livingEndTime"
            type="date"
            value-format="YYYY-MM-DD"
            placeholder="请选择直播结束时间">
          </el-date-picker>
        </el-form-item>
        <el-form-item label="是否支持回放" prop="playBack">
          <el-input v-model="form.playBack" placeholder="请输入是否支持回放" />
        </el-form-item>
        <el-form-item label="视频时长，以秒为单位" prop="mediaDuration">
          <el-input v-model="form.mediaDuration" placeholder="请输入视频时长，以秒为单位" />
        </el-form-item>
        <el-form-item label="用于章节排序" prop="cIndex">
          <el-input v-model="form.cIndex" placeholder="请输入用于章节排序" />
        </el-form-item>
        <el-form-item label="部门id" prop="depId">
          <el-input v-model="form.depId" placeholder="请输入部门id" />
        </el-form-item>
        <el-form-item label="逻辑删除" prop="delFlag">
          <el-input v-model="form.delFlag" placeholder="请输入逻辑删除" />
        </el-form-item>
      </el-form>
      <template #footer>
        <div class="dialog-footer">
          <el-button type="primary" @click="submitForm">确 定</el-button>
          <el-button @click="cancel">取 消</el-button>
        </div>
      </template>
    </el-dialog>
  </div>
</template>

<script setup name="Catalogue">
import {addCatalogue, delCatalogue, getCatalogue, listCatalogue, updateCatalogue} from "@/api/course/catalogue";

const { proxy } = getCurrentInstance();

const catalogueList = ref([]);
const open = ref(false);
const loading = ref(true);
const showSearch = ref(true);
const ids = ref([]);
const single = ref(true);
const multiple = ref(true);
const total = ref(0);
const title = ref("");

const data = reactive({
  form: {},
  queryParams: {
    pageNum: 1,
    pageSize: 10,
    name: null,
    trailer: null,
    courseId: null,
    type: null,
    parentCatalogueId: null,
    mediaId: null,
    videoId: null,
    videoName: null,
    livingStartTime: null,
    livingEndTime: null,
    playBack: null,
    mediaDuration: null,
    cIndex: null,
    depId: null,
  },
  rules: {
    name: [
      { required: true, message: "目录名称不能为空", trigger: "blur" }
    ],
    trailer: [
      { required: true, message: "是否支持试看不能为空", trigger: "blur" }
    ],
    courseId: [
      { required: true, message: "课程id不能为空", trigger: "blur" }
    ],
    type: [
      { required: true, message: "目录类型1：章，2：节，3：测试不能为空", trigger: "change" }
    ],
    parentCatalogueId: [
      { required: true, message: "所属章id，只有小节和测试有该值，章没有，章默认为0不能为空", trigger: "blur" }
    ],
    mediaId: [
      { required: true, message: "媒资id不能为空", trigger: "blur" }
    ],
    videoName: [
      { required: true, message: "视频名称不能为空", trigger: "blur" }
    ],
    playBack: [
      { required: true, message: "是否支持回放不能为空", trigger: "blur" }
    ],
    mediaDuration: [
      { required: true, message: "视频时长，以秒为单位不能为空", trigger: "blur" }
    ],
    cIndex: [
      { required: true, message: "用于章节排序不能为空", trigger: "blur" }
    ],
    depId: [
      { required: true, message: "部门id不能为空", trigger: "blur" }
    ],
    createTime: [
      { required: true, message: "创建时间不能为空", trigger: "blur" }
    ],
    updateTime: [
      { required: true, message: "更新时间不能为空", trigger: "blur" }
    ],
    createBy: [
      { required: true, message: "创建人不能为空", trigger: "blur" }
    ],
    updateBy: [
      { required: true, message: "更新人不能为空", trigger: "blur" }
    ],
    delFlag: [
      { required: true, message: "逻辑删除不能为空", trigger: "blur" }
    ]
  }
});

const { queryParams, form, rules } = toRefs(data);

/** 查询课程目录列表 */
function getList() {
  loading.value = true;
  listCatalogue(queryParams.value).then(response => {
    catalogueList.value = response.rows;
    total.value = response.total;
    loading.value = false;
  });
}

// 取消按钮
function cancel() {
  open.value = false;
  reset();
}

// 表单重置
function reset() {
  form.value = {
    id: null,
    name: null,
    trailer: null,
    courseId: null,
    type: null,
    parentCatalogueId: null,
    mediaId: null,
    videoId: null,
    videoName: null,
    livingStartTime: null,
    livingEndTime: null,
    playBack: null,
    mediaDuration: null,
    cIndex: null,
    depId: null,
    createTime: null,
    updateTime: null,
    createBy: null,
    updateBy: null,
    delFlag: null
  };
  proxy.resetForm("catalogueRef");
}

/** 搜索按钮操作 */
function handleQuery() {
  queryParams.value.pageNum = 1;
  getList();
}

/** 重置按钮操作 */
function resetQuery() {
  proxy.resetForm("queryRef");
  handleQuery();
}

// 多选框选中数据
function handleSelectionChange(selection) {
  ids.value = selection.map(item => item.id);
  single.value = selection.length !== 1;
  multiple.value = !selection.length;
}

/** 新增按钮操作 */
function handleAdd() {
  reset();
  open.value = true;
  title.value = "添加课程目录";
}

/** 修改按钮操作 */
function handleUpdate(row) {
  reset();
  const _id = row.id || ids.value
  getCatalogue(_id).then(response => {
    form.value = response.data;
    open.value = true;
    title.value = "修改课程目录";
  });
}

/** 提交按钮 */
function submitForm() {
  proxy.$refs["catalogueRef"].validate(valid => {
    if (valid) {
      if (form.value.id != null) {
        updateCatalogue(form.value).then(response => {
          proxy.$modal.msgSuccess("修改成功");
          open.value = false;
          getList();
        });
      } else {
        addCatalogue(form.value).then(response => {
          proxy.$modal.msgSuccess("新增成功");
          open.value = false;
          getList();
        });
      }
    }
  });
}

/** 删除按钮操作 */
function handleDelete(row) {
  const _ids = row.id || ids.value;
  proxy.$modal.confirm('是否确认删除课程目录编号为"' + _ids + '"的数据项？').then(function() {
    return delCatalogue(_ids);
  }).then(() => {
    getList();
    proxy.$modal.msgSuccess("删除成功");
  }).catch(() => {});
}

/** 导出按钮操作 */
function handleExport() {
  proxy.download('course/catalogue/export', {
    ...queryParams.value
  }, `catalogue_${new Date().getTime()}.xlsx`)
}

getList();
</script>
